#include <plugins/gbp/gbp_recirc.h>
#include <plugins/gbp/gbp_endpoint_group.h>
#include <plugins/gbp/gbp_endpoint.h>
+#include <plugins/gbp/gbp_itf.h>
#include <vnet/dpo/dvr_dpo.h>
#include <vnet/fib/fib_table.h>
+#include <vlib/unix/plugin.h>
+
/**
* Pool of GBP recircs
*/
*/
index_t *gbp_recirc_db;
+/**
+ * logger
+ */
+vlib_log_class_t gr_logger;
+
+/**
+ * L2 Emulation enable/disable symbols
+ */
+static void (*l2e_enable) (u32 sw_if_index);
+static void (*l2e_disable) (u32 sw_if_index);
+
+#define GBP_RECIRC_DBG(...) \
+ vlib_log_debug (gr_logger, __VA_ARGS__);
+
+u8 *
+format_gbp_recirc (u8 * s, va_list * args)
+{
+ gbp_recirc_t *gr = va_arg (*args, gbp_recirc_t *);
+ vnet_main_t *vnm = vnet_get_main ();
+
+ return format (s, " %U, sclass:%d, ext:%d",
+ format_vnet_sw_if_index_name, vnm,
+ gr->gr_sw_if_index, gr->gr_sclass, gr->gr_is_ext);
+}
+
int
-gbp_recirc_add (u32 sw_if_index, epg_id_t epg_id, u8 is_ext)
+gbp_recirc_add (u32 sw_if_index, sclass_t sclass, u8 is_ext)
{
gbp_recirc_t *gr;
index_t gri;
if (INDEX_INVALID == gri)
{
- gbp_endpoint_group_t *gepg;
+ gbp_endpoint_group_t *gg;
fib_protocol_t fproto;
+ index_t ggi;
+
+ ggi = gbp_endpoint_group_find (sclass);
+
+ if (INDEX_INVALID == ggi)
+ return (VNET_API_ERROR_NO_SUCH_ENTRY);
- pool_get (gbp_recirc_pool, gr);
- memset (gr, 0, sizeof (*gr));
+ gbp_endpoint_group_lock (ggi);
+ pool_get_zero (gbp_recirc_pool, gr);
gri = gr - gbp_recirc_pool;
- gr->gr_epg = epg_id;
+ gr->gr_sclass = sclass;
gr->gr_is_ext = is_ext;
gr->gr_sw_if_index = sw_if_index;
/*
* cache the FIB indicies of the EPG
*/
- gepg = gbp_endpoint_group_find (gr->gr_epg);
-
- if (NULL == gepg)
- return (VNET_API_ERROR_NO_SUCH_ENTRY);
+ gr->gr_epgi = ggi;
+ gg = gbp_endpoint_group_get (gr->gr_epgi);
FOR_EACH_FIB_IP_PROTOCOL (fproto)
{
- gr->gr_fib_index[fproto] = gepg->gepg_fib_index[fproto];
+ gr->gr_fib_index[fib_proto_to_dpo (fproto)] =
+ gbp_endpoint_group_get_fib_index (gg, fproto);
}
+ /*
+ * bind to the bridge-domain of the EPG
+ */
+ gr->gr_itf = gbp_itf_l2_add_and_lock (gr->gr_sw_if_index, gg->gg_gbd);
+
+ /*
+ * set the interface into L2 emulation mode
+ */
+ l2e_enable (gr->gr_sw_if_index);
+
/*
* Packets on the recirculation interface are subject to src-EPG
* classification. Recirc interfaces are L2-emulation mode.
*/
if (gr->gr_is_ext)
{
+ mac_address_t mac;
/*
* recirc is for post-NAT translation packets going into
* the external EPG, these are classified to the NAT EPG
* based on its port
*/
- gbp_endpoint_update (gr->gr_sw_if_index,
- NULL, NULL, gr->gr_epg, &gr->gr_ep);
+ mac_address_from_bytes (&mac,
+ vnet_sw_interface_get_hw_address
+ (vnet_get_main (), gr->gr_sw_if_index));
+ gbp_endpoint_update_and_lock (GBP_ENDPOINT_SRC_CP,
+ gr->gr_sw_if_index,
+ NULL, &mac, INDEX_INVALID,
+ INDEX_INVALID, gr->gr_sclass,
+ GBP_ENDPOINT_FLAG_NONE,
+ NULL, NULL, &gr->gr_ep);
vnet_feature_enable_disable ("ip4-unicast",
"ip4-gbp-src-classify",
gr->gr_sw_if_index, 1, 0, 0);
gbp_recirc_db[sw_if_index] = gri;
}
+ else
+ {
+ gr = gbp_recirc_get (gri);
+ }
+ GBP_RECIRC_DBG ("add: %U", format_gbp_recirc, gr);
return (0);
}
-void
+int
gbp_recirc_delete (u32 sw_if_index)
{
gbp_recirc_t *gr;
index_t gri;
+ if (vec_len (gbp_recirc_db) <= sw_if_index)
+ return VNET_API_ERROR_INVALID_SW_IF_INDEX;
gri = gbp_recirc_db[sw_if_index];
if (INDEX_INVALID != gri)
{
gr = pool_elt_at_index (gbp_recirc_pool, gri);
+ GBP_RECIRC_DBG ("del: %U", format_gbp_recirc, gr);
+
if (gr->gr_is_ext)
{
- gbp_endpoint_delete (gr->gr_ep);
+ gbp_endpoint_unlock (GBP_ENDPOINT_SRC_CP, gr->gr_ep);
vnet_feature_enable_disable ("ip4-unicast",
"ip4-gbp-src-classify",
gr->gr_sw_if_index, 0, 0, 0);
ip4_sw_interface_enable_disable (gr->gr_sw_if_index, 0);
ip6_sw_interface_enable_disable (gr->gr_sw_if_index, 0);
+ l2e_disable (gr->gr_sw_if_index);
+ gbp_itf_unlock (&gr->gr_itf);
+
+ gbp_endpoint_group_unlock (gr->gr_epgi);
gbp_recirc_db[sw_if_index] = INDEX_INVALID;
pool_put (gbp_recirc_pool, gr);
+ return (0);
}
+ return VNET_API_ERROR_NO_SUCH_ENTRY;
}
void
gbp_recirc_walk (gbp_recirc_cb_t cb, void *ctx)
{
- gbp_recirc_t *gbpe;
+ gbp_recirc_t *ge;
/* *INDENT-OFF* */
- pool_foreach(gbpe, gbp_recirc_pool,
+ pool_foreach(ge, gbp_recirc_pool,
{
- if (!cb(gbpe, ctx))
+ if (!cb(ge, ctx))
break;
});
/* *INDENT-ON* */
}
-static int
+static walk_rc_t
gbp_recirc_show_one (gbp_recirc_t * gr, void *ctx)
{
- vnet_main_t *vnm = vnet_get_main ();
- vlib_main_t *vm;
+ vlib_cli_output (ctx, " %U", format_gbp_recirc, gr);
- vm = ctx;
- vlib_cli_output (vm, " %U, epg:%d, ext:%d",
- format_vnet_sw_if_index_name, vnm,
- gr->gr_sw_if_index, gr->gr_epg, gr->gr_is_ext);
-
- return (1);
+ return (WALK_CONTINUE);
}
static clib_error_t *
return (NULL);
}
-
/*?
* Show Group Based Policy Recircs and derived information
*
};
/* *INDENT-ON* */
+static clib_error_t *
+gbp_recirc_init (vlib_main_t * vm)
+{
+ gr_logger = vlib_log_register_class ("gbp", "recirc");
+
+ l2e_enable =
+ vlib_get_plugin_symbol ("l2e_plugin.so", "l2_emulation_enable");
+ l2e_disable =
+ vlib_get_plugin_symbol ("l2e_plugin.so", "l2_emulation_disable");
+
+ return (NULL);
+}
+
+VLIB_INIT_FUNCTION (gbp_recirc_init);
+
/*
* fd.io coding-style-patch-verification: ON
*